:root {
  color-scheme: dark;
  --bg: #101312;
  --panel: #181d1b;
  --panel-2: #202724;
  --text: #eef4ef;
  --muted: #9fb0a7;
  --line: #34413b;
  --accent: #3ddc97;
  --danger: #ff5d73;
  --warn: #f7bf4f;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, Segoe UI, system-ui, sans-serif;
}

button,
input,
select {
  font: inherit;
}

.shell {
  width: min(1280px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: 28px;
  font-weight: 750;
}

h2 {
  font-size: 18px;
}

#wallet {
  margin-top: 6px;
  color: var(--muted);
  overflow-wrap: anywhere;
}

.status {
  min-width: 116px;
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 10px 12px;
  text-align: center;
  border-radius: 6px;
  color: var(--warn);
}

.status.ready {
  color: var(--accent);
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 16px;
}

.panel {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 8px;
  padding: 16px;
}

.panelHead {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.panelHead span {
  color: var(--muted);
  font-size: 13px;
}

label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 12px;
}

input,
select {
  width: 100%;
  border: 1px solid var(--line);
  background: var(--panel-2);
  color: var(--text);
  border-radius: 6px;
  padding: 9px 10px;
  outline: none;
}

input:focus,
select:focus {
  border-color: var(--accent);
}

button {
  border: 1px solid var(--line);
  background: #26302b;
  color: var(--text);
  min-height: 38px;
  border-radius: 6px;
  cursor: pointer;
  padding: 0 12px;
}

button:hover {
  border-color: var(--accent);
}

button.trade {
  background: #153226;
  border-color: #286a4d;
}

button.danger {
  background: #3a1d24;
  border-color: #713140;
  color: #ffdce2;
}

button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.presets {
  display: grid;
  gap: 10px;
}

.preset {
  display: grid;
  grid-template-columns: 80px 1fr 1fr 1fr 92px 90px;
  gap: 8px;
  align-items: end;
  border-top: 1px solid var(--line);
  padding-top: 10px;
}

.settings {
  margin-top: 16px;
}

.settingsGrid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr)) 110px;
  gap: 8px;
  align-items: end;
}

.output {
  min-height: 260px;
  margin-top: 16px;
}

pre {
  margin: 0;
  min-height: 180px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  color: #d8e5dd;
  line-height: 1.5;
}

@media (max-width: 1100px) {
  .preset,
  .settingsGrid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .topbar,
  .grid {
    grid-template-columns: 1fr;
    display: grid;
  }

  .topbar {
    align-items: stretch;
  }
}